Patricia "Tsacos" Tsacoyianis, of Milford, MA, formerly of Watertown, MA, passed away on February 17, 2019. Beloved wife of the late Theodore Tsacoyianis. Devoted mother of Dean Tsacoyianis and his wife Mary Jane, Gary Tsacoyianis and his wife Rosemary, and Karen Mey and her husband Steven. Loving grandmother of Matthew, Theodore, Jeffrey, Benjamin, Kristina, Steven Jr., and Jonathan. Great-grandmother of Adam, Owen, and Colton. She was predeceased by her siblings, Danny Diomandes, Margaret Bakalis, Mary Koutsos, Carl Diomandes, and Phyllis Sidell. Also survived by many nieces, nephews, relatives and friends. Funeral on Thursday, February 21, 2019, from the Faggas Funeral Home, 551 Mt. Auburn St., WATERTOWN, MA, at 9 AM, followed by services in the Taxiarchae Greek Orthodox Church, 25 Bigelow Ave., Watertown, MA. Visiting Hours will be held on Wednesday, February 20, 2019, at the Funeral Home from 4 PM to 8 PM. Relatives and friends are kindly invited to attend. In lieu of flowers, donations in her memory may be made to the above named church. Burial in Ridgelawn Cemetery, Watertown, MA.